private function getSerialized(StringQuery $query)
 {
     return 'string[' . $query->getPropertyId()->getNumericId() . ':"' . $query->getStringValue()->getValue() . '"]';
 }
 public function testGetType()
 {
     $query = new StringQuery(new PropertyId('P42'), new StringValue('foo'));
     $this->assertEquals('string', $query->getType());
 }